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Add SrsRtpHeader.

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This commit is contained in:
xiaozhihong 2020-04-08 14:45:26 +08:00
parent e6e8605304
commit ca7060c005
6 changed files with 234 additions and 125 deletions
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85
trunk/src/kernel/srs_kernel_rtp.hpp
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@ -28,42 +28,79 @@
#include <string>
const uint8_t kMarker = 0x80;
const int kRtpHeaderFixedSize = 12;
const uint8_t kRtpMarker = 0x80;
class SrsBuffer;
class SrsRtpHeader
{
private:
bool padding;
bool extension;
uint8_t cc;
bool marker;
uint8_t payload_type;
uint16_t sequence;
int64_t timestamp;
uint32_t ssrc;
uint32_t csrc[15];
uint16_t extension_length;
// TODO:extension field.
public:
SrsRtpHeader();
virtual ~SrsRtpHeader();
SrsRtpHeader(const SrsRtpHeader& rhs);
SrsRtpHeader& operator=(const SrsRtpHeader& rhs);
public:
srs_error_t decode(SrsBuffer* stream);
srs_error_t encode(SrsBuffer* stream);
public:
size_t header_size();
public:
void set_marker(bool marker);
bool get_marker() const { return marker; }
void set_payload_type(uint8_t payload_type);
uint8_t get_payload_type() const { return payload_type; }
void set_sequence(uint16_t sequence);
uint16_t get_sequence() const { return sequence; }
void set_timestamp(int64_t timestamp);
int64_t get_timestamp() const { return timestamp; }
void set_ssrc(uint32_t ssrc);
uint32_t get_ssrc() const { return ssrc; }
};
class SrsRtpSharedPacket
{
private:
class SrsRtpSharedPacketPayload
{
public:
char* payload;
int size;
int shared_count;
public:
SrsRtpSharedPacketPayload();
virtual ~SrsRtpSharedPacketPayload();
};
class SrsRtpSharedPacketPayload
{
public:
// Rtp packet buffer, include rtp header and payload.
char* payload;
int size;
int shared_count;
public:
SrsRtpSharedPacketPayload();
virtual ~SrsRtpSharedPacketPayload();
};
private:
SrsRtpSharedPacketPayload* payload_ptr;
SrsRtpSharedPacketPayload* payload_ptr;
public:
char* payload;
int size;
public:
int64_t timestamp;
uint16_t sequence;
uint32_t ssrc;
uint16_t payload_type;
SrsRtpHeader rtp_header;
char* payload;
int size;
public:
SrsRtpSharedPacket();
virtual ~SrsRtpSharedPacket();
public:
srs_error_t create(int64_t t, uint16_t seq, uint32_t sc, uint16_t pt, char* p, int s);
srs_error_t create(int64_t timestamp, uint16_t sequence, uint32_t ssrc, uint16_t payload_type, char* payload, int size);
SrsRtpSharedPacket* copy();
// interface to modify rtp header
// Interface to modify rtp header
public:
srs_error_t set_marker(bool marker);
srs_error_t set_ssrc(uint32_t ssrc);
srs_error_t set_payload_type(uint8_t pt);
srs_error_t modify_rtp_header_marker(bool marker);
srs_error_t modify_rtp_header_ssrc(uint32_t ssrc);
srs_error_t modify_rtp_header_payload_type(uint8_t payload_type);
};
#endif